Cell phone holder for a seat belt strap



FIG. 1 is a perspective view of a cell phone holder for a seat belt strap in accordance with my design, including the environment thereof;

FIG. 2 is a front elevation view of the cell phone holder for a seat belt strap in accordance with my design;

FIG. 3 is a side elevation view of the cell phone holder for a seat belt strap in accordance with my design;

FIG. 4 is a rear elevation view of the cell phone holder for a seat belt strap in accordance with my design;

FIG. 5 is a top plan view of the cell phone holder for a seat belt strap in accordance with my design; and,

FIG. 6 is a bottom plan view of the cell phone holder for a seat belt strap in accordance with my design.

The broken line showing of the seat belt in the drawings is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for the cell phone holder for a seat belt strap, as shown and described. 